/* 表格样式 */
.table_demo{
    font-size: 2rem;
    border: 1px solid #f455a7;
    width: 50%;
    margin: 0 auto;
    border-collapse: collapse;
    caption-side: top;
}

.table_demo th,.table_demo td{
    border: 2px solid #f455a7;
  
}
.table_demo tbody td{
    text-align: center;
}
.table_demo tfoot td{
    background-color: #0cbbf5;
    text-align: center;
}

.table_demo tfoot td:first-child{
    text-align: left;
}
